FVXX20 KWBC 221913 VOLCANIC ASH ADVISORY ISSUE: 2003JUL22/1915Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO SUMMIT ELEVATION: 17930 FT (5465 M) ADVISORY NUMBER: 2003/107 INFORMATION SOURCE: GOES-12 IMAGERY. MEXICO CITY METEOROLOGICAL WATCH OFFICE. CENAPRED. ERUPTION DETAILS: ERUPTION AROUND 22/1200Z. OBS ASH DATE/TIME: NIL. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: ASH IS NOW TOO THIN TO BE DETECTED IN SATELLITE IMAGERY THROUGH 1845Z. THE MEXICO CITY METEOROLOGICAL WATCH OFFICE HAS RECEIVED NO FURTHER REPORTS OF ASH. NEXT ADVISORY: NO FURTHER ADVISORIES. NNNN